Scania BMU DTC 662 The propulsion battery E83 cell monitoring circuit is defective

BMU Battery Management Unit · Scania

Code 662 (decimal). Some diagnostic tools show it in hexadecimal as 0296.

In short

Communication error on the propulsion battery cell monitoring circuit.

Applies to: BMU5BMU6 (RES)BMU6 (RESXA)BMU6 (RESXB)BMU6 (RESXC)BMU6 (RESXD)BMU6 (RESXE)BMU6 (RESXF)BMU6 (RESXG)BMU6 (RESXH)BMU6 (RESXI)BMU6 (RESXJ)BMU6 (RESXK)

What does Scania BMU fault code 662 mean?

What causes Scania DTC 662?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 662?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

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